Richard P. Crowley

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Boston, MA, US

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Patents Grantslast 30 patents

Information Patent Grant
Method of preparing high-activity, low-bacteria, urease enzyme
- Patent number 4,330,626
- Issue date May 18, 1982
- The Enzyme Center, Inc.
- Henry E. Blair
- C12 - BIOCHEMISTRY BEER SPIRITS WINE VINEGAR MICROBIOLOGY ENZYMOLOGY MUTATION...
Information Patent Grant
Method of preparing expandable polystyrene
- Patent number 4,302,549
- Issue date Nov 24, 1981
- Richard P. Crowley
- B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
Information Patent Grant
Embossed plastic surface covering and method of preparing same
- Patent number 4,090,007
- Issue date May 16, 1978
- Richard P. Crowley
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...